 *{padding:0;margin: 0;}
 .px2rem(@name, @px) {
   @{name}: @px / 75 * 1rem;
}
.pt(@top){.px2rem(padding-top, @top);}
.pl(@top){.px2rem(padding-left, @top);}
.pr(@top){.px2rem(padding-right, @top);}
.pb(@top){.px2rem(padding-bottom, @top);}
.ml(@top){.px2rem(margin-left, @top);}
.mt(@top){.px2rem(margin-top, @top);}
.mb(@top){.px2rem(margin-bottom, @top);}
.mr(@top){.px2rem(margin-right, @top);}
header{
	display: flex;
    align-items: center;
    justify-content: space-between;
	.px2rem(height,98);
	border-bottom: 3px solid #e8e8e8;
	.s1{
		.ml(20);
		img{
			.px2rem(width,15);
			.px2rem(height,28);
		}
	}
	.s2{
		.px2rem(font-size,30);
	}
}
ul li{
	display: flex;
    align-items: center;
    justify-content: space-between;
	.px2rem(height,110);
	border-bottom: 1px solid #e8e8e8;
	.s3{
		.px2rem(font-size,38);
		color:#2a2a2a;
	}
	.s3{
		.ml(20);
		img{
			.px2rem(width,48);
			.px2rem(height,48);
		}
	}
	.s4{
		.mr(20);
		img{
			.px2rem(width,14);
			.px2rem(height,20);
		}
	}
}

